DE3274800D1 - Apparatus for separating blood components - Google Patents

Apparatus for separating blood components

Info

Publication number
DE3274800D1
DE3274800D1 DE8282100771T DE3274800T DE3274800D1 DE 3274800 D1 DE3274800 D1 DE 3274800D1 DE 8282100771 T DE8282100771 T DE 8282100771T DE 3274800 T DE3274800 T DE 3274800T DE 3274800 D1 DE3274800 D1 DE 3274800D1
Authority
DE
Germany
Prior art keywords
blood components
separating blood
separating
components
blood
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE8282100771T
Other languages
German (de)
Inventor
Furuta Tadaaki
Iriguchi Norio
Tabata Shunsaku
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Asahi Kasei Corp
Asahi Chemical Industry Co Ltd
Original Assignee
Asahi Chemical Industry Co Ltd
Asahi Kasei Kogyo KK
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP56016190A external-priority patent/JPS57131451A/en
Priority claimed from JP56140047A external-priority patent/JPS5841822A/en
Priority claimed from JP56141216A external-priority patent/JPS5841562A/en
Priority claimed from JP56141217A external-priority patent/JPS5844060A/en
Priority claimed from JP56188320A external-priority patent/JPS5890513A/en
Application filed by Asahi Chemical Industry Co Ltd, Asahi Kasei Kogyo KK filed Critical Asahi Chemical Industry Co Ltd
Application granted granted Critical
Publication of DE3274800D1 publication Critical patent/DE3274800D1/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3693—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits using separation based on different densities of components, e.g. centrifuging
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3621—Extra-corporeal blood circuits
    • A61M1/3627—Degassing devices; Buffer reservoirs; Drip chambers; Blood filters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3693—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits using separation based on different densities of components, e.g. centrifuging
    • A61M1/3695—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits using separation based on different densities of components, e.g. centrifuging with sedimentation by gravity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/0012—Settling tanks making use of filters, e.g. by floating layers of particulate material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/0039—Settling tanks provided with contact surfaces, e.g. baffles, particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/0039—Settling tanks provided with contact surfaces, e.g. baffles, particles
    • B01D21/0051—Plurality of tube like channels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/009—Heating or cooling mechanisms specially adapted for settling tanks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/02—Settling tanks with single outlets for the separated liquid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/2488—Feed or discharge mechanisms for settling tanks bringing about a partial recirculation of the liquid, e.g. for introducing chemical aids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/30—Control equipment
    • B01D21/34—Controlling the feed distribution; Controlling the liquid level ; Control of process parameters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2221/00—Applications of separation devices
    • B01D2221/10—Separation devices for use in medical, pharmaceutical or laboratory applications, e.g. separating amalgam from dental treatment residues
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/0005—Field flow fractionation
    • G01N2030/0015—Field flow fractionation characterised by driving force
    • G01N2030/002—Field flow fractionation characterised by driving force sedimentation or centrifugal FFF
DE8282100771T 1981-02-05 1982-02-03 Apparatus for separating blood components Expired DE3274800D1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP56016190A JPS57131451A (en) 1981-02-05 1981-02-05 Method and apparatus for separating blood components
JP56140047A JPS5841822A (en) 1981-09-04 1981-09-04 Separating method of blood component and apparatus therefor
JP56141216A JPS5841562A (en) 1981-09-08 1981-09-08 Apparatus for separating blood components
JP56141217A JPS5844060A (en) 1981-09-08 1981-09-08 Apparatus for separating blood components
JP56188320A JPS5890513A (en) 1981-11-26 1981-11-26 Method and apparatus for fractional collection of blood component

Publications (1)

Publication Number Publication Date
DE3274800D1 true DE3274800D1 (en) 1987-02-05

Family

ID=27519790

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282100771T Expired DE3274800D1 (en) 1981-02-05 1982-02-03 Apparatus for separating blood components

Country Status (2)

Country Link
EP (1) EP0057907B1 (en)
DE (1) DE3274800D1 (en)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4663058A (en) * 1983-10-11 1987-05-05 E. I. Du Pont De Nemours And Company Process for continuous separation of leukocyte/platelet-enriched fraction from whole blood
CH689228A5 (en) * 1994-10-07 1998-12-31 Novartis Ag Oxime ether, and these plant protection products containing.
DE69634860T2 (en) * 1995-04-18 2006-05-11 Gambro Inc., Lakewood Apparatus and method for particle separation
US6051146A (en) * 1998-01-20 2000-04-18 Cobe Laboratories, Inc. Methods for separation of particles
US6153113A (en) * 1999-02-22 2000-11-28 Cobe Laboratories, Inc. Method for using ligands in particle separation
US6334842B1 (en) 1999-03-16 2002-01-01 Gambro, Inc. Centrifugal separation apparatus and method for separating fluid components
US6354986B1 (en) 2000-02-16 2002-03-12 Gambro, Inc. Reverse-flow chamber purging during centrifugal separation
US6913697B2 (en) 2001-02-14 2005-07-05 Science & Technology Corporation @ Unm Nanostructured separation and analysis devices for biological membranes
DE10150549A1 (en) 2001-10-12 2003-04-17 Roche Diagnostics Gmbh Separation module, useful for the separation of corpuscles from blood, comprises two channels from a junction with a faster flow in one channel taking most of the particles, and a slower flow with few particles through the other channel
DE60318418T2 (en) 2002-04-16 2009-01-02 Gambro BCT, Inc., Lakewood SYSTEM AND METHOD FOR PROCESSING BLOOD COMPONENTS
US7699767B2 (en) 2002-07-31 2010-04-20 Arryx, Inc. Multiple laminar flow-based particle and cellular separation with laser steering
US11243494B2 (en) 2002-07-31 2022-02-08 Abs Global, Inc. Multiple laminar flow-based particle and cellular separation with laser steering
WO2004029221A2 (en) 2002-09-27 2004-04-08 The General Hospital Corporation Microfluidic device for cell separation and uses thereof
US20070196820A1 (en) 2005-04-05 2007-08-23 Ravi Kapur Devices and methods for enrichment and alteration of cells and other particles
US8921102B2 (en) 2005-07-29 2014-12-30 Gpb Scientific, Llc Devices and methods for enrichment and alteration of circulating tumor cells and other particles
CN101454664B (en) * 2006-05-24 2013-08-21 国立大学法人京都大学 Microchannel for separating blood plasma
US20080050739A1 (en) 2006-06-14 2008-02-28 Roland Stoughton Diagnosis of fetal abnormalities using polymorphisms including short tandem repeats
US8372584B2 (en) 2006-06-14 2013-02-12 The General Hospital Corporation Rare cell analysis using sample splitting and DNA tags
US10908066B2 (en) 2010-11-16 2021-02-02 1087 Systems, Inc. Use of vibrational spectroscopy for microfluidic liquid measurement
WO2014127122A1 (en) 2013-02-18 2014-08-21 Terumo Bct, Inc. System for blood separation with a separation chamber having an internal gravity valve
US8961904B2 (en) 2013-07-16 2015-02-24 Premium Genetics (Uk) Ltd. Microfluidic chip
US11796449B2 (en) 2013-10-30 2023-10-24 Abs Global, Inc. Microfluidic system and method with focused energy apparatus
BR112020023607A2 (en) 2018-05-23 2021-02-17 Abs Global, Inc. systems and methods for focusing particles on microchannels
CN113784618B (en) 2019-04-18 2023-12-22 艾步思国际有限责任公司 System and process for continuous addition of cryoprotectant
US11628439B2 (en) 2020-01-13 2023-04-18 Abs Global, Inc. Single-sheath microfluidic chip

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR937335A (en) * 1946-12-12 1948-08-13 Device for measuring the sedimentation rate of blood
US3489145A (en) * 1966-08-08 1970-01-13 Surgeon General Of The Public Method and apparatus for continuous separation of blood in vivo
US3957197A (en) * 1975-04-25 1976-05-18 The United States Of America As Represented By The United States Energy Research And Development Administration Centrifuge apparatus
NL175791C (en) * 1976-06-22 1985-01-02 Meneba Milieutechniek B V DEVICE FOR SEPARATING POLLUTION POLLUTANTS.
WO1980002805A1 (en) * 1979-06-11 1980-12-24 Gambro Ab Process for the treating of and/or removal of substances from a liquid,especially whole blood,and a device and a membrane for the realization of said process

Also Published As

Publication number Publication date
EP0057907B1 (en) 1986-12-30
EP0057907A1 (en) 1982-08-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee